Finding the Fourth Proportional to 436,646.44, 602,539.86 and 245,623.06
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Solution
The fourth proportional to 436,646.44, 602,539.86 and 245,623.06 is: 338,941.69
Step by Step Solution
- Step 1: Write the proportion equation
436,646.44 : 602,539.86 = 245,623.06 : x - Step 2: Convert to fraction form
436,646.44/602,539.86 = 245,623.06/x - Step 3: Cross multiply
436,646.44x = 602,539.86 × 245,623.06 - Step 4: Simplify right side
436,646.44x = 147,997,684,185.17 - Step 5: Solve for x
x = 147,997,684,185.17/436,646.44 - Step 6: Final answer
x = 338,941.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.